Shield Arms S15 +5 Magazine Extension – Red

The Shield Arms S15 +5 Magazine Extension increases capacity of S15 magazines by five rounds, bringing total capacity to 20+1 in a Glock 43X or 48.

• Part Type: Magazine Extension
• Compatible Magazines: Shield Arms S15 (Glock 43X/48)
• Capacity Increase: +5 rounds (20+1 total with S15 magazine)
• Material: Aluminum
• Finish: Anodized Red
• Installation: User-installable with basic tools
• Includes: Extension baseplate, enhanced magazine spring